Operational Flow Chart - Pioneer AVH-P6600DVD/UC Service Manual

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7.3.2 OPERATIONAL FLOW CHART

Power ON
A
VDD0=5V
Pin 39
bsens
Pin 69
asens
B
Pin 96
dsens
Pin 83
ASENBO←H
Pin 87
C
SWVDD←H
Pin 109
ACCPW←H
Pin 29
Starts
communication
with Display
D
microcomputer.
SWVDD←H
Pin 109
Source keys
operative
E
Source ON
SYSPW←H
Pin 31
Completes power-on operation.
F
(After that, proceed to each source operation)
220
1
2
bsens=L
asens=L
dsens=L
AVH-P6600DVD/UC
2
3
3
4
4